No.
R22
R22
r22
R22 r123
R22
R22
if approved by the compressor manufacturer, then yes, if not, then no...
No
No, refrigerants cannot be blended.
ef22a is a refrigerant. It is used in place of R22. It is a Hydrocabon refrigerant. Very efficient.....
One refrigerant that is chlorine free is cfc-22. This refrigerant has gained popularity in the past few years in many homes.